Home / 6,686.17-10,029.12-2,739.55

Finding the Fourth Proportional to 6,686.17, 10,029.12 and 2,739.55

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Solution

The fourth proportional to 6,686.17, 10,029.12 and 2,739.55 is: 4,109.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,686.17 : 10,029.12 = 2,739.55 : x
  2. Step 2: Convert to fraction form
    6,686.17/10,029.12 = 2,739.55/x
  3. Step 3: Cross multiply
    6,686.17x = 10,029.12 × 2,739.55
  4. Step 4: Simplify right side
    6,686.17x = 27,475,275.70
  5. Step 5: Solve for x
    x = 27,475,275.70/6,686.17
  6. Step 6: Final answer
    x = 4,109.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.